Spiraxis cingalensis

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Spiraxis cingalensis
Scientific classification OOjs UI icon edit-ltr.svg
Domain: Eukaryota
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Order: Stylommatophora
Family: Spiraxidae
Genus: Spiraxis
Species:
S. cingalensis
Binomial name
Spiraxis cingalensis
(W. H. Benson, 1863)
Synonyms

Digoniaxis cingalensisW. H. Benson, 1863

Spiraxis cingalensis is a species of air-breathing land snails, a terrestrial pulmonate gastropod in the family Spiraxidae. [1]

Contents

This is a taxon inquirendum.

Description

The length of the shell attains 14 mm, its diameter 3 mm.

(Original description in Latin) The shell is narrowly perforate, subulate-turrite, slender, solid, polished, and finely striated, with numerous minute, closely spaced, wavy spiral striae crossing the surface. The spire is elongated, gradually tapering above, with an undetermined apex. The suture is barely impressed and irregular.

There are 11 remaining whorls (the apical ones are missing), which are flattened, with the body whorl rounded at the base. The aperture is slightly oblique and elliptical with a notch.

The peristome is straight and calloused internally at the upper angle. The right margin is arched above, the basal margin thickened, and the columellar margin calloused, slightly expanded, and somewhat reflexed. At its upper end, it is reinforced by a solid, oblique, spiral fold.

They were first described in 1863 by British malacologist William Henry Benson. [2]

Distribution

This species is endemic to Sri Lanka. [3]

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References

  1. "WoRMS - World Register of Marine Species - Mirus Albers, 1850". www.marinespecies.org. Retrieved 2024-12-03.
  2. The Annals and magazine of natural history; zoology, botany, and geology. Vol. ser.3:v.11=no.61-66 (1863). London: Taylor and Francis, Ltd. 1863.
  3. "Tropical Land Snail Diversity - Taxa". www.nhm.ac.uk. Retrieved 2024-12-03.